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From: Eric Dumazet <eric.dumazet@gmail.com>
To: Hannes Frederic Sowa <hannes@stressinduktion.org>
Cc: Tom Herbert <therbert@google.com>,
	davem@davemloft.net, netdev@vger.kernel.org,
	jesse.brandeburg@intel.com
Subject: Re: [PATCH 1/2] net: Toeplitz library functions
Date: Mon, 23 Sep 2013 22:38:38 -0700	[thread overview]
Message-ID: <1380001118.3165.41.camel@edumazet-glaptop> (raw)
In-Reply-To: <20130924033505.GB22393@order.stressinduktion.org>

On Tue, 2013-09-24 at 05:35 +0200, Hannes Frederic Sowa wrote:

> > build_ehash_secret builds up the data which seeds fragmentation ids, ephermal
> > port randomization etc. Could we drop the check of sock->type? I guess the
> > idea was that in-kernel sockets of type raw/udp do not seed the keys when no
> > entropy is available?
> 
> Would this be better (I checked inet_ehash_secret, ipv6_hash_secret
> and net_secret to actual get initialized)?
> 

inet_ehash_secret is used only to make jhash() for tcp ehash, not for
fragmentation ids or other uses (port randomization).


> [PATCH] inet: initialize hash secret values on first non-kernel socket creation
> 
> Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
> ---

Why ? This looks buggy to me.

  reply	other threads:[~2013-09-24  5:38 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-23 22:41 [PATCH 1/2] net: Toeplitz library functions Tom Herbert
2013-09-24  0:03 ` Eric Dumazet
2013-09-24  1:39   ` David Miller
2013-09-24  2:30   ` Hannes Frederic Sowa
2013-09-24  3:35     ` Hannes Frederic Sowa
2013-09-24  5:38       ` Eric Dumazet [this message]
2013-09-24  5:45         ` Hannes Frederic Sowa
2013-09-24 13:19           ` [PATCH] net: net_secret should not depend on TCP Eric Dumazet
2013-09-24 15:13             ` Hannes Frederic Sowa
2013-09-24 15:22               ` Eric Dumazet
2013-09-24 15:28                 ` Hannes Frederic Sowa
2013-09-24 15:46                   ` Eric Dumazet
2013-09-24 23:51             ` Hannes Frederic Sowa
2013-09-28 22:20               ` David Miller
2013-09-25  9:00             ` [PATCH RFC] random: introduce get_random_bytes_busy_wait_initialized Hannes Frederic Sowa
2013-09-25 12:06               ` Eric Dumazet
2013-09-25 13:35                 ` Hannes Frederic Sowa
2013-10-02 15:10               ` Theodore Ts'o
2013-10-02 17:18                 ` Hannes Frederic Sowa
2013-10-02 19:40                   ` Theodore Ts'o
2013-09-24 16:01         ` [PATCH 1/2] net: Toeplitz library functions Hannes Frederic Sowa
2013-09-24 16:14           ` Eric Dumazet
2013-09-24 16:35             ` Tom Herbert
2013-09-24 16:46               ` Eric Dumazet
2013-09-24 17:02                 ` Ben Hutchings
2013-09-24 17:03                 ` Tom Herbert
2013-09-24 17:34                   ` Eric Dumazet
2013-09-24 17:37                     ` Rick Jones
2013-09-24 17:44                       ` Eric Dumazet
2013-09-24 18:02                     ` Tom Herbert
2013-09-24 18:48                       ` David Miller
2013-09-24 19:42                       ` Hannes Frederic Sowa
2013-09-24  8:32 ` David Laight
2013-09-24 12:24   ` Eric Dumazet
2013-09-24 15:22   ` Tom Herbert
2013-09-24 15:29     ` Eric Dumazet
2013-09-24 15:39     ` David Miller
2013-09-24 15:54       ` Tom Herbert
2013-09-24 16:00         ` Hannes Frederic Sowa
2013-09-24 16:10         ` Eric Dumazet
2013-09-24 18:03         ` David Miller
2013-09-24 18:06           ` Tom Herbert
2013-09-24 18:10           ` Ben Hutchings
2013-09-24 18:24             ` Tom Herbert
2013-09-24 19:14               ` Eric Dumazet
2013-09-24 18:49             ` David Miller
2013-09-24 18:48           ` Jesse Brandeburg
2013-09-24 19:04             ` Tom Herbert
2013-09-24 16:38   ` Ben Hutchings
2013-09-24 16:32 ` Ben Hutchings

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